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Finding the Third Proportional to 81,326 and 114,375

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Solution

The third proportional to 81,326 and 114,375 is: 160,854.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,326 : 114,375 = 114,375 : x
  2. Step 2: Convert to fraction form
    81,326/114,375 = 114,375/x
  3. Step 3: Cross multiply
    81,326x = 114,375 × 114,375
  4. Step 4: Simplify right side
    81,326x = 13,081,640,625
  5. Step 5: Solve for x
    x = 13,081,640,625/81,326
  6. Step 6: Final answer
    x = 160,854.35

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.